tag release candidate v3.13.1 (#2476) #296

	name: Docker Build Image

	on:
	release:
	types:
	- "released"
	push:
	branches:
	- "main"
	workflow_dispatch:

	jobs:
	main:
	runs-on: ubuntu-20.04
	steps:
	- name: Checkout
	uses: actions/checkout@v2

	- name: Set up QEMU
	uses: docker/setup-qemu-action@v1

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v1

	- name: Get the version
	id: get-version
	if: github.event_name != 'push' && github.event_name != 'workflow_dispatch'
	run: echo "version=${GITHUB_REF#refs/tags/}" >> $GITHUB_ENV

	- name: Get the branch name
	id: get-branch-name
	if: github.event_name == 'push' \|\| github.event_name == 'workflow_dispatch'
	run: echo "version=${GITHUB_REF#refs/heads/}" >> $GITHUB_ENV

	- name: Login to DockerHub
	uses: docker/login-action@v1
	with:
	username: ${{ secrets.DOCKER_USERNAME }}
	password: ${{ secrets.DOCKER_TOKEN }}

	- name: Cache Docker layers
	uses: actions/cache@v2
	with:
	path: /tmp/.buildx-cache
	key: ${{ runner.os }}-buildx-${{ github.sha }}
	restore-keys: \|
	${{ runner.os }}-buildx-

	- name: Build and push
	id: docker_build
	uses: docker/build-push-action@v2
	with:
	context: .
	file: ./docker/onadata-uwsgi/Dockerfile.ubuntu
	platforms: linux/amd64,linux/arm64
	build-args: \|
	optional_packages=PyYAML django-redis
	push: true
	tags: \|
	onaio/onadata:${{ env.version \|\| github.ref_name }}

	- name: Image digest
	run: echo ${{ steps.docker_build.outputs.digest }}

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